./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label06.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cc7fef7e01f0cbe23a4bfb5f51eb1c754f7b3b49 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label06.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cc7fef7e01f0cbe23a4bfb5f51eb1c754f7b3b49 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:42:18,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:18,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:18,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:18,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:18,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:18,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:18,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:18,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:18,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:18,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:18,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:18,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:18,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:18,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:18,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:18,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:18,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:18,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:18,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:18,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:18,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:18,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:18,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:18,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:18,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:18,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:18,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:18,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:18,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:18,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:18,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:18,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:18,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:18,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:18,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:18,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:18,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:18,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:18,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:18,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:18,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:18,936 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:18,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:18,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:18,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:18,945 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:18,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:18,948 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:18,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:18,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:18,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:18,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:18,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:18,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:18,954 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:18,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:18,955 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:18,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:18,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:18,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:18,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:18,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:18,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:18,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:18,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:18,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:18,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:18,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:18,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:18,964 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc7fef7e01f0cbe23a4bfb5f51eb1c754f7b3b49 [2019-11-27 15:42:19,580 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:19,609 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:19,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:19,620 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:19,623 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:19,624 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label06.c [2019-11-27 15:42:19,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/983766162/ccde149ac6544c008b24f641962acfac/FLAG365add2e2 [2019-11-27 15:42:21,087 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:21,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label06.c [2019-11-27 15:42:21,128 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/983766162/ccde149ac6544c008b24f641962acfac/FLAG365add2e2 [2019-11-27 15:42:21,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/983766162/ccde149ac6544c008b24f641962acfac [2019-11-27 15:42:21,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:21,183 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:21,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:21,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:21,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:21,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:21,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21, skipping insertion in model container [2019-11-27 15:42:21,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:21,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:21,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:22,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:22,446 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:22,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:22,781 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:22,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22 WrapperNode [2019-11-27 15:42:22,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:22,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:22,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:22,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:22,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:22,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:22,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:22,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:22,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:22,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:23,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,100 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:23,202 INFO L168 Benchmark]: Toolchain (without parser) took 2017.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:23,209 INFO L168 Benchmark]: CDTParser took 2.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:42:23,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1596.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:23,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.70 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:23,220 INFO L168 Benchmark]: Boogie Preprocessor took 196.42 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:23,235 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1596.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.70 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.42 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:42:27,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:27,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:27,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:27,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:27,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:27,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:27,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:27,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:27,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:27,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:27,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:27,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:27,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:27,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:27,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:27,366 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:27,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:27,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:27,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:27,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:27,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:27,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:27,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:27,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:27,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:27,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:27,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:27,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:27,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:27,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:27,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:27,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:27,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:27,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:27,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:27,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:27,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:27,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:27,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:27,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:27,448 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:42:27,487 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:27,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:27,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:27,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:27,493 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:27,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:27,496 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:27,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:27,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:27,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:27,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:27,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:27,500 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:42:27,500 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:42:27,501 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:27,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:27,503 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:27,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:27,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:27,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:27,504 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:27,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:27,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:27,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:27,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:27,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:27,508 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:42:27,508 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:42:27,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:27,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:42:27,512 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc7fef7e01f0cbe23a4bfb5f51eb1c754f7b3b49 [2019-11-27 15:42:28,247 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:28,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:28,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:28,289 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:28,289 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:28,291 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label06.c [2019-11-27 15:42:28,418 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7e23f59/145ecdd077914c0f8759d767f61fa2a5/FLAG9be6be07a [2019-11-27 15:42:29,722 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:29,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label06.c [2019-11-27 15:42:29,758 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7e23f59/145ecdd077914c0f8759d767f61fa2a5/FLAG9be6be07a [2019-11-27 15:42:30,121 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7e23f59/145ecdd077914c0f8759d767f61fa2a5 [2019-11-27 15:42:30,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:30,132 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:30,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:30,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:30,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:30,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7547f8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30, skipping insertion in model container [2019-11-27 15:42:30,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:30,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:31,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:31,415 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:31,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:31,771 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:31,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31 WrapperNode [2019-11-27 15:42:31,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:31,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:31,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:31,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:31,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:31,862 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:32,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:32,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:32,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:32,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:32,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:32,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:32,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:32,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:32,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:32,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:32,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:32,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:32,236 INFO L168 Benchmark]: Toolchain (without parser) took 2097.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 966.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:32,238 INFO L168 Benchmark]: CDTParser took 3.89 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:42:32,244 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1628.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 978.0 MB in the end (delta: -9.2 MB). Peak memory consumption was 39.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:32,251 INFO L168 Benchmark]: Boogie Procedure Inliner took 243.81 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:32,252 INFO L168 Benchmark]: Boogie Preprocessor took 206.63 ms. Allocated memory is still 1.0 GB. Free memory is still 972.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:42:32,264 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.89 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1628.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 978.0 MB in the end (delta: -9.2 MB). Peak memory consumption was 39.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 243.81 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 206.63 ms. Allocated memory is still 1.0 GB. Free memory is still 972.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...